00262nam a2200109Ia 4500008004100000041000800041082000800049100001500057245004500072260002700117300000800144211209s9999 xx 000 0 und d aeng aTAY aTAYLOR E O aUTILISATION OF ELECTRIC ENERGY SI UNITS  aBOMBAYbORIENT LONGMAN a416